Surgical device thumb bow



FIG. 1 us a top front perspective view of a surgical device thumb bow;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevation view thereof; and,

FIG. 7 is a rear elevation view thereof.

The broken lines in each of FIGS. 1-7 are directed to environment and are for illustrative purposes only; the broken lines form no part of the claimed design. 

The ornamental design for a surgical device thumb bow, as shown and described. 